Answer:
I think it is 22 but I might be wrong.
Step-by-step explanation:
Question:
Karina has recently begun kickboxing and purchased training equipment as modeled in the diagram below. The cylindrical base is 15 inches tall with a diameter of 22 inches.
Karina wants to fill the base so that it is 85% full. What is the volume of the base that she is filling? (Find 85% of the volume).
Answer:

Step-by-step explanation:
Given
-- height
-- diameter
Required
85% of the volume
First, calculate the radius


The volume (V) is then calculated using:



85% of the volume is:



B - 38 r350.
To check 448 x 38 =17,024 + 350 =17,374
0.56 < 0.65
or 0.56 is less than 0.65